.header{
    height: 55px;
    display:flex;
    flex-direction: row;
    justify-content: space-between;

    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    
    background-color: white;
    border-bottom-width: 1px;
    border-bottom-style: solid;
    border-bottom-color: rgb(223, 223, 223);
     
 }

 .left-section{
    display: flex;
    align-items: center;
 }

 .hamburger-menu{
    height: 24px;
    margin-left: 24px;
    margin-right: 24px;
 }

 .youtube-logo{
    height: 20px;
 }

 .middle-section{
   flex: 1;
    margin-left: 70px;
    margin-right: 35px;
    max-width: 500px;
    display: flex;
    align-items: center;
     }

    .hamburger-menu,
    .youtube-logo,
    .search-button,
    .voice-search-button,
    .upload-icon,
    .youtube-app-icon,
    .notification-icon{
      cursor: pointer;
    } 

 .Search-bar{
   flex: 1;
   height: 35px;
   padding-left: 16px;
   font-size: 16px;
   Border-width: 1px;
   border-style: solid;
   border-color: rgb(192, 192, 192);
   border-radius: 2px;
   box-shadow: inset 1px 2px 3px 
    rgba(0, 0, 0, 0.05);
    width: 0;
    
    
 }

 .Search-bar::placeholder{
   font-size: 16px;
   
 }

 .search-button{
    height: 38px;
    width: 66px;
    background-color: rgb(240, 240, 240);
    border-width: 1px;
    border-style: solid;
    border-color: rgb(192, 192, 192);
   margin-left: -1px;
   margin-right: 10px;
   
 }

.search-button, 
.voice-search-button,
.upload-icon-container,
.youtubeapp-icon-container,
.notifications-icon-container{
  display: flex;
  justify-content: center;
  align-items: center;
   position: relative;
}
 

 .search-button .tooltip, 
 .voice-search-button .tooltip,
 .upload-icon-container .tooltip,
 .youtubeapp-icon-container .tooltip,
 .notifications-icon-container .tooltip{
  position: absolute;
  background-color: grey;
  color: white;
  padding-bottom: 4px;
  padding-top: 4px;
  padding-left: 8px;
  padding-right: 8px;
  border-radius: 2px;
  font-size: 12px;
  bottom: -30px;
  opacity: 0;
  transition: opacity 0.15s;
  pointer-events: none;
  white-space: nowrap;

}


.search-button:hover .tooltip, 
.voice-search-button:hover .tooltip,
.upload-icon-container:hover .tooltip,
.youtubeapp-icon-container:hover .tooltip,
.notifications-icon-container:hover .tooltip{
  opacity: 1;
}

.search-icon{
   height: 25px;
   
}

 .voice-search-button{
    height: 40px;
    width: 40px;
    border-radius: 20px;
    border: none;
    background-color: rgb(245, 245, 245);
    
 }

.voice-search-icon{
    height: 24px;
   }

  


 .right-section{
    width: 180px;
    margin-right: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    
 }

 .upload-icon{
   height: 24px;
 }

 .youtube-app-icon{
   height: 24px;
 }

 .notification-icon{
   height: 24px;
 }

 .notifications-icon-container{
   position:relative;
 }

 .notifications-count{
   background-color: rgb(201, 0, 0);
   color: white;
   position:absolute;
   font-size: 11px;
   top: -2px;
   right: -4px;
   padding-top: 2px;
   padding-bottom: 2px;
   padding-left: 5px;
   padding-right: 5px;
   border-radius: 10px;
   cursor: pointer;
 }

 .mychannel-icon{
   height: 32px;
   border-radius: 16px;
 }